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reactide Show added_formatters.js Source code

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  1. 'use strict';
  2.  
  3. var util    = require('util');
  4.  
  5. // Constants
  6. var c = require('../const');
  7.  
  8. var $$ = require('../utils');
  9. var HelpFormatter = require('./formatter.js');
  10.  
  11. /**
  12.  * new RawDescriptionHelpFormatter(options)
  13.  * new ArgumentParser({formatterClass: argparse.RawDescriptionHelpFormatter, ...})
  14.  *
  15.  * Help message formatter which adds default values to argument help.
  16.  *
  17.  * Only the name of this class is considered a public API. All the methods
  18.  * provided by the class are considered an implementation detail.
  19.  **/
  20.  
  21. function ArgumentDefaultsHelpFormatter(options) {
  22.   HelpFormatter.call(this, options);
  23. }
  24.  
  25. util.inherits(ArgumentDefaultsHelpFormatter, HelpFormatter);
  26.  
  27. ArgumentDefaultsHelpFormatter.prototype._getHelpString = function (action) {
  28.   var help = action.help;
  29.   if (action.help.indexOf('%(defaultValue)s') === -1) {
  30.     if (action.defaultValue !== c.SUPPRESS) {
  31.       var defaulting_nargs = [ c.OPTIONAL, c.ZERO_OR_MORE ];
  32.       if (action.isOptional() || (defaulting_nargs.indexOf(action.nargs) >= 0)) {
  33.         help += ' (default: %(defaultValue)s)';
  34.       }
  35.     }
  36.   }
  37.   return help;
  38. };
  39.  
  40. module.exports.ArgumentDefaultsHelpFormatter = ArgumentDefaultsHelpFormatter;
  41.  
  42. /**
  43.  * new RawDescriptionHelpFormatter(options)
  44.  * new ArgumentParser({formatterClass: argparse.RawDescriptionHelpFormatter, ...})
  45.  *
  46.  * Help message formatter which retains any formatting in descriptions.
  47.  *
  48.  * Only the name of this class is considered a public API. All the methods
  49.  * provided by the class are considered an implementation detail.
  50.  **/
  51.  
  52. function RawDescriptionHelpFormatter(options) {
  53.   HelpFormatter.call(this, options);
  54. }
  55.  
  56. util.inherits(RawDescriptionHelpFormatter, HelpFormatter);
  57.  
  58. RawDescriptionHelpFormatter.prototype._fillText = function (text, width, indent) {
  59.   var lines = text.split('\n');
  60.   lines = lines.map(function (line) {
  61.     return $$.trimEnd(indent + line);
  62.   });
  63.   return lines.join('\n');
  64. };
  65. module.exports.RawDescriptionHelpFormatter = RawDescriptionHelpFormatter;
  66.  
  67. /**
  68.  * new RawTextHelpFormatter(options)
  69.  * new ArgumentParser({formatterClass: argparse.RawTextHelpFormatter, ...})
  70.  *
  71.  * Help message formatter which retains formatting of all help text.
  72.  *
  73.  * Only the name of this class is considered a public API. All the methods
  74.  * provided by the class are considered an implementation detail.
  75.  **/
  76.  
  77. function RawTextHelpFormatter(options) {
  78.   RawDescriptionHelpFormatter.call(this, options);
  79. }
  80.  
  81. util.inherits(RawTextHelpFormatter, RawDescriptionHelpFormatter);
  82.  
  83. RawTextHelpFormatter.prototype._splitLines = function (text) {
  84.   return text.split('\n');
  85. };
  86.  
  87. module.exports.RawTextHelpFormatter = RawTextHelpFormatter;
  88.  
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